package com.zhiqian.community.aspect;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.text.SimpleDateFormat;
import java.util.Date;

@Component
@Aspect
public class ServiceLogAspect {

    private static final Logger logger = LoggerFactory.getLogger(ServiceLogAspect.class);

    @Pointcut("execution(* com.zhiqian.community.service.*.*(..))")
    public void pointcut() {
    }

    @Before("pointcut()")
    public void before(JoinPoint joinPoint) {
        //获取请求用户的ip与时间
        ServletRequestAttributes requestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        String ip=null;
        if (requestAttributes!=null){
            HttpServletRequest request = requestAttributes.getRequest();
            ip = request.getRemoteHost();
        }
        String date = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date());
        //获取请求用户访问的目标方法
        String target = joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName();
        logger.info(String.format("用户 [%s] 在 [%s] 访问了 [%s]", ip, date, target));
    }
}
